Hearing Jiang Chen's mockery, everyone remained silent, but their expressions grew increasingly colder. The phrase "rats hiding in the shadows" truly struck a nerve with them.
The term "all clans" originated from the early Prehistoric World. However, this doesn't mean that the "all clans" came into being during the Prehistoric World.
The origins of "all clans" are much older than the Human Race; even the youngest could trace their lineage back to the midterm of the Great Ancient era, and the oldest of them could even trace back to the era of pioneer sky and earth.
Since the origins of the "all clans" are so ancient, why then did the term "all clans" come to be used in the Prehistoric World and not in a more distant and ancient era?